Ticket #7707: 7707.diff

django/db/models/fields/__init__.py

@@ -554 +554 @@
             raise validators.ValidationError, _('Enter a valid date in YYYY-MM-DD format.')
 
     def get_db_prep_lookup(self, lookup_type, value):
-        if lookup_type == 'range':
+        if lookup_type in ('range', 'in'):
             value = [smart_unicode(v) for v in value]
         elif lookup_type in ('exact', 'gt', 'gte', 'lt', 'lte') and hasattr(value, 'strftime'):
             value = value.strftime('%Y-%m-%d')
@@ -641 +641 @@
         return Field.get_db_prep_save(self, value)
 
     def get_db_prep_lookup(self, lookup_type, value):
-        if lookup_type == 'range':
+        if lookup_type in ('range', 'in'):
             value = [smart_unicode(v) for v in value]
         else:
             value = smart_unicode(value)

tests/modeltests/lookup/models.py

@@ -192 +192 @@
 ...
 TypeError: 'flat' is not valid when values_list is called with more than one field.
 
+
+# DateTimeField `in` lookups
+>>> Article.objects.filter(pub_date__in=[datetime(2005, 7, 26), datetime(2005, 7, 28)])
+[<Article: Article 4>, <Article: Article 1>]
+
 # Every DateField and DateTimeField creates get_next_by_FOO() and
 # get_previous_by_FOO() methods.
 # In the case of identical date values, these methods will use the ID as a